電(dian)子扇馬達電(dian)機電(dian)子風扇的工(gong)作原理是汽車電(dian)子風扇由恒溫器控(kong)制。當水(shui)溫上(shang)(shang)升到上(shang)(shang)限(xian)時(shi),溫控(kong)器接(jie)通電(dian)源(yuan),風扇開始工(gong)作。當水(shui)溫降(jiang)至下限(xian)時(shi),溫控(kong)器關(guan)閉電(dian)源(yuan),風扇停止工(gong)作。功能是冷卻發動機水(shui)箱。
以下是電子風扇不轉的原因:
1。電機潤(run)滑(hua)不良,電風扇不轉,安裝扇葉后無法(fa)拖動電機;
2、電機過熱(re),電機過熱(re)還會(hui)造成電機負載能力變差,電機有(you)效(xiao)功(gong)率(lv)變低(di),導(dao)致無法(fa)驅(qu)動負載;
3.當(dang)啟動(dong)電(dian)容(rong)(rong)容(rong)(rong)量變(bian)小時,電(dian)容(rong)(rong)容(rong)(rong)量會變(bian)小,導致電(dian)機啟動(dong)轉矩變(bian)小,無法驅動(dong)負(fu)載;
4.電(dian)機(ji)(ji)使(shi)用(yong)(yong)時(shi)(shi)間過(guo)長。電(dian)風扇(shan)用(yong)(yong)久了(le),電(dian)機(ji)(ji)會(hui)磨損,電(dian)機(ji)(ji)的軸套也容(rong)易燒壞。如果(guo)長時(shi)(shi)間使(shi)用(yong)(yong)電(dian)機(ji)(ji),電(dian)機(ji)(ji)內阻也會(hui)增大,負載能力下降,導(dao)致無法帶動(dong)扇(shan)葉(xie)轉動(dong)。
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